Electrical · Apprentice
Overcurrent Protection (Article 240)
Breakers and fuses exist to protect the wire, not the appliance.
Every branch circuit, feeder, and service depends on correctly sized and correctly located overcurrent protection. This is foundational Article 240 material that shows up from the apprentice exam all the way through master.
0% complete · 0/4 lessons · 0/2 quizzes passed
What you'll learn
- Module 1Standard Sizes & Conductor Protection240.6(A) standard ratings, where OCP is required, and small-conductor limits.2 lessons · 4 questions
- Module 2Location & Tap Rules240.24 accessibility requirements and the basics of feeder taps.2 lessons · 3 questions